$msg = "<h2>Warning! Wildcard DNS may not be configured correctly!</h2>";

722

722

$msg .= "<p>To use the subdomain feature of WordPress MU you must have a wildcard entry in your dns. The installer attempted to contact a random hostname ($hostname) on your domain but failed. It returned this error message:<br /> <strong>$errstr</strong></p><p>From the README.txt:</p>";